| Équations équilibrées la veille |
Ni + 2 HBr = NiBr2 + H2
C + S = CS2 =>
C + 2 S = CS2
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
CH3COOH + HBr2 = CH2BrCOOH + HBr =>
CH3COOH + 2 HBr2 = CH2BrCOOH + 3 HBr
K{2}SO{4} + HCl = H{2}SO{4} + KCl =>
K{2}SO{4} + HCl = H{2}SO{4} + KCl
NaO2 = Na2 + O2 =>
2 NaO2 = Na2 + 2 O2
CaC2O4 + H2SO4 = C2H2O4 + CaSO4 =>
CaC2O4 + H2SO4 = C2H2O4 + CaSO4
Pb(NO3)2(ac) + HCl(ac) = PbCl2(s) + HNO3(ac) =>
Pb(NO3)2(ac) + 2 HCl(ac) = PbCl2(s) + 2 HNO3(ac)
K + MgCl2 = KCl + Mg =>
2 K + MgCl2 = 2 KCl + Mg
NaIO3 + NaHSO3 + SO2 = NaHSO4 + Na2SO3 + I2 =>
2 NaIO3 + 5 NaHSO3 + SO2 = 5 NaHSO4 + Na2SO3 + I2
Si5H11 + Br2 = Si + HBr =>
2 Si5H11 + 11 Br2 = 10 Si + 22 HBr
C4H9OH + K2Cr2O7 + HCl = C3H7COOH + CrCl3 + H2O + KCl =>
3 C4H9OH + 2 K2Cr2O7 + 16 HCl = 3 C3H7COOH + 4 CrCl3 + 11 H2O + 4 KCl
Fe + BeCl2 = FeCl3 + Be =>
2 Fe + 3 BeCl2 = 2 FeCl3 + 3 Be
Na2O2H2 + H2SO4 = Na2SO4 + H2O =>
Na2O2H2 + H2SO4 = Na2SO4 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Na2CrO4 + CuSO4 = Na2SO4 + CuCrO4 =>
Na2CrO4 + CuSO4 = Na2SO4 + CuCrO4
Ca(s) + SnCl4(aq) = CaCl2 + Sn(aq) =>
2 Ca(s) + SnCl4(aq) = 2 CaCl2 + Sn(aq)
XAO4 + Z = Z2(AO4)3 + X =>
3 XAO4 + 2 Z = Z2(AO4)3 + 3 X
C12H23ClO + NaOH + H2O2 = (C11H23CO2)2 + H2O + NaCl =>
2 C12H23ClO + 2 NaOH + H2O2 = (C11H23CO2)2 + 2 H2O + 2 NaCl
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K4[Fe(CN)6] + CuSO4 = K4SO4 + Cu[Fe(CN)6] =>
K4[Fe(CN)6] + CuSO4 = K4SO4 + Cu[Fe(CN)6]
Cu + N2 = Cu3N2 =>
3 Cu + N2 = Cu3N2
C6H8O6 + C6H9I2NO + H2O = C6H10O5 + I2O5 + N2O2 =>
19 C6H8O6 + 4 C6H9I2NO + 21 H2O = 23 C6H10O5 + 4 I2O5 + 2 N2O2
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq) =>
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq)
C4H9Br = HBr + C4H8 =>
C4H9Br = HBr + C4H8
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na[Al(OH)4] + H2SO4 = Na2SO4 + Al2(SO4)3 + H2O =>
2 Na[Al(OH)4] + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 8 H2O
SO4{2-} + H3O{+} + NaOH = H2O + Na2SO4 =>
SO4{2-} + 2 H3O{+} + 2 NaOH = 4 H2O + Na2SO4
Cl + S2O + H2O = H2SO4 + HCl =>
10 Cl + S2O + 7 H2O = 2 H2SO4 + 10 HCl
Ag(s) + H2S(g) + O2(g) = Ag2S(s) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2(g) = 2 Ag2S(s) + 2 H2O(l)
Ba(OH)2 + HI = BaI2 + H2O =>
Ba(OH)2 + 2 HI = BaI2 + 2 H2O
Na2SO3 + K2SO4 = K2SO3 + Na2SO4 =>
Na2SO3 + K2SO4 = K2SO3 + Na2SO4
MgCO3 + HCl = MgCl2 + H2CO3 = H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Si5H11 + Br2 = Si + HBr =>
2 Si5H11 + 11 Br2 = 10 Si + 22 HBr
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KClO3 + H2O + KMnO4 = MnO2 + KClO4 + KOH =>
3 KClO3 + H2O + 2 KMnO4 = 2 MnO2 + 3 KClO4 + 2 KOH
H{+} + Fe{2+} + MnO4{-} = Mn{2+} + H2O + Fe{3+} =>
8 H{+} + 5 Fe{2+} + MnO4{-} = Mn{2+} + 4 H2O + 5 Fe{3+}
Kr + N = KrN =>
Kr + N = KrN
Ca(HCO3)2 = H2O + CaCO3 + CO2 =>
Ca(HCO3)2 = H2O + CaCO3 + CO2
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
Ba(OH)2 + HI = BaI2 + H2O =>
Ba(OH)2 + 2 HI = BaI2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
Li + CoBr6 = LiBr + CoBr2 =>
4 Li + CoBr6 = 4 LiBr + CoBr2
Cu2O + H2SO4 = Cu2(SO4) + H2O =>
Cu2O + H2SO4 = Cu2(SO4) + H2O
Ni + MnN = NiN + Mn =>
Ni + MnN = NiN + Mn
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| Équations équilibrées la veille |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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